Headquarters
Frederick, Maryland, United States
Date founded
1997

About Us

Welocalize, founded in 1997, is a leading global language service provider specializing in translation, localization, and AI training data. The company enables global brands to connect effectively with audiences worldwide in over 300 languages, serving more than 2,000 clients including Global 2000 companies. Welocalize integrates human linguistic expertise with advanced technology, offering services such as machine translation, digital marketing localization, e-learning multimedia solutions, validation and testing, interpreting, and multilingual data training.

Operating with an AI-first approach, Welocalize leverages its proprietary OPAL platform that combines machine translation, large language models, and natural language processing to automate and improve translation quality and scalability. The company is distinguished by its commitment to quality, holding multiple ISO certifications including ISO 9001, ISO/IEC 27001, ISO 17100, ISO 13485, and ISO 18587, ensuring compliance and security in complex and regulated environments.

Welocalize’s culture is founded on four core pillars: Customer Service, Quality, Global Teamwork, and Innovation, which guide its operations and relationships with clients and partners. The company has a global presence with over 1,500 corporate employees and offices across North America, Europe, and Asia, offering 24/7 support to meet the demands of global business.

Among its subsidiaries is Park IP, which provides specialized foreign language solutions for patent filings, litigation, and e-discovery, illustrating Welocalize’s breadth in serving niche markets with tailored language services. Welocalize continuously innovates, recently earning a patent for its AI-driven Translation Quality Estimation (AIQE) technology, further enhancing automation and accuracy in translation workflows.

With over 25 years of industry experience, Welocalize helps organizations deliver precise, culturally relevant content to global audiences, driving superior business outcomes through effective multilingual communication and advanced AI technologies.

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Current Jobs

    • Welocalize
    • Full Time
      new

    OVERVIEWAre you passionate about language, detail-oriented, and skilled in identifying nuances in meaning and tone? Join our global network of linguistic professionals and contribute to a high-impact language project that shapes how people interact with AI-powered content worldwide. We’re looking for experienced Linguist Reviewers to help refine and elevate language data by evaluating and enhancing…

    • Welocalize
    • Full Time

    Welo Data works with technology companies to provide datasets that are high-quality, ethically sourced, relevant, diverse, and scalable to supercharge their AI models. As a Welocalize brand, WeloData leverages over 25 years of experience in partnering with the world’s most innovative companies and brings together a curated global community of over 500,000 AI training and…

    • Welocalize
    • Full Time

    We are looking for fluent English speakers to participate in a scripted audio data collection project. This is a remote, freelance opportunity that’s simple, flexible, and a great way to earn extra money while contributing to future AI and voice technology.PROJECT OVERVIEWLanguage: EnglishStart Date: September 2025Duration: Approx. 15 minutes of total recorded audioCompensation: Fixed rate…

    • Welocalize
    • Full Time

    We are looking for fluent English speakers to participate in a scripted audio data collection project. This is a remote, freelance opportunity that’s simple, flexible, and a great way to earn extra money while contributing to future AI and voice technology.PROJECT OVERVIEWLanguage: EnglishStart Date: September 2025Duration: Approx. 15 minutes of total recorded audioCompensation: Fixed rate…

    • Welocalize
    • Full Time

    The Talent Management team is currently recruiting linguists willing to joining our team of English (United States) into German (Germany) patent swearing translators for the fields of Mechanics, Electricity, Computer Science. Project Details:Job Title: English into German Patent Sworn TranslatorStart Date: ASAPLocation: Remote Content Specialties: Mechanics, Electricity, Computer ScienceTask Type: Translation/SwearingEstimated work volumes: 2,000-5,000 wordsCAT Tool: XTMEmployment…

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    • Welocalize
    • Full Time

    We are looking for fluent Dutch speakers to participate in a scripted audio data collection project. This is a remote, freelance opportunity that’s simple, flexible, and a great way to earn extra money while contributing to future AI and voice technology.PROJECT OVERVIEWLanguage: DutchStart Date: September 2025Duration: Approx. 50 minutes of total recorded audioCompensation: Fixed rate…

    • Welocalize
    • Full Time

    We are looking for fluent Dutch speakers to participate in a scripted audio data collection project. This is a remote, freelance opportunity that’s simple, flexible, and a great way to earn extra money while contributing to future AI and voice technology.PROJECT OVERVIEWLanguage: DutchStart Date: September 2025Duration: Approx. 50 minutes of total recorded audioCompensation: Fixed rate…

    • Welocalize
    • Full Time

    We are looking for fluent Dutch speakers to participate in a scripted audio data collection project. This is a remote, freelance opportunity that’s simple, flexible, and a great way to earn extra money while contributing to future AI and voice technology.PROJECT OVERVIEWLanguage: DutchStart Date: September 2025Duration: Approx. 50 minutes of total recorded audioCompensation: Fixed rate…

    • Welocalize
    • Full Time

    We are looking for fluent Dutch speakers to participate in a scripted audio data collection project. This is a remote, freelance opportunity that’s simple, flexible, and a great way to earn extra money while contributing to future AI and voice technology.PROJECT OVERVIEWLanguage: DutchStart Date: September 2025Duration: Approx. 50 minutes of total recorded audioCompensation: Fixed rate…

    • Welocalize
    • Full Time

    As a trusted global transformation partner, Welocalize accelerates the global business journey by enabling brands and companies to reach, engage, and grow international audiences. Welocalize delivers multilingual content transformation services in translation, localization, and adaptation for over 250 languages with a growing network of over 400,000 in-country linguistic resources. Driving innovation in language services, Welocalize…

    • Welocalize
    • Part Time

    Welocalize is seeking a Senior Data Engineer with world-class Python expertise and a sharp eye for data quality, engineering rigor, and visualization fidelity.In this role, you will create realistic datasets, write intuitive prompts, and develop high-quality “golden plots” to power insightful data tasks. You’ll bridge technical precision with real-world plausibility—crafting examples that meet strict quality…

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    • Welocalize
    • Part Time

    Welocalize is seeking a Senior Data Engineer with world-class Python expertise and a sharp eye for data quality, engineering rigor, and visualization fidelity.In this role, you will create realistic datasets, write intuitive prompts, and develop high-quality “golden plots” to power insightful data tasks. You’ll bridge technical precision with real-world plausibility—crafting examples that meet strict quality…

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FAQ

Where is Welocalize headquarters?

Welocalize headquarters is located at Frederick, Maryland, United States.

When was Welocalize founded?

Welocalize was founded in 1997.

What is Welocalize's core business?

Welocalize is a company in the Translation & Localization industry.
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